What type of simple machine is found in a wheelbarrow?

Lever

Wedge

A block of mass 2m is moving in the positive x-direction with velocity + 4v. Another block of mass 3m is moving in the negative x-direction with velocity - v a. [5 pt] Find the velocity of the center of mass of the two block

Samantha is checking the weather for her upcoming trip to Mexico City. The weather forecast predicts a high-pressure system for the four days of her trip. What kinds of conditions can she expect?

A constant force of 560 n was applied to a rock. If 2700j of energy was used to move the rock, how far did the rock move

Spaceship 1 and Spaceship 2 have equal masses of 300 kg. They collide. Spaceship 1's final speed is 2 m/s, and Spaceship 2's final speed 1 m/s in the same direction. What is their combined momentum? A. 600 kg-m/s B. 900 kg-m/s C. 1,200 kg-m/s D.

Two loops of wire are arranged so that a changing current in one, the primary, will induce a current in the other, the secondary. The secondary loop has twice as many turns as the primary loop. As long as the current in the primary is steady at 3.

You need to prepare a 0.199-mm-diameter tungsten wire with a resistance of 3.09 kÏ. how long must the wire be? the resistivity of tungsten is 5.62 à 10-8 Ï·m.

A challenge gaining prominence throughout the planet is the increased need for / "green/" or sustainable energy. in certain parts of the country, wind farms are a viable alternative to conventional energy sources.

Explain how the force due to gravity keeps a satellite in orbit

1. With manual transmission, use your right foot for the brake and accelerator and left foot for the clutch. true or false

A. Protons and neutrons make up the nucleus of an atom. Write 3 - 4 sentences describing the electrostatic force between each pair of particles (proton-proton, proton-neutron, neutron-neutron) and the strong nuclear force between each pair of